Home / 162,385,280.40-243,577,920.60-152,819,342.40

Finding the Fourth Proportional to 162,385,280.40, 243,577,920.60 and 152,819,342.40

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Solution

The fourth proportional to 162,385,280.40, 243,577,920.60 and 152,819,342.40 is: 229,229,013.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,385,280.40 : 243,577,920.60 = 152,819,342.40 : x
  2. Step 2: Convert to fraction form
    162,385,280.40/243,577,920.60 = 152,819,342.40/x
  3. Step 3: Cross multiply
    162,385,280.40x = 243,577,920.60 × 152,819,342.40
  4. Step 4: Simplify right side
    162,385,280.40x = 37,223,417,649,251,416
  5. Step 5: Solve for x
    x = 37,223,417,649,251,416/162,385,280.40
  6. Step 6: Final answer
    x = 229,229,013.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.